| Stewart | J. | Cunderdin | Overland | ME ● 339 | Meckering Road Board | 1927-28 |
| Stewart | J. | Harrismith | Ford | WK ● 136 | Wickepin Road Board | 1927-28 |
| Stewart | J. | - | Chevrolet | GN ● 7 | Gnowangerup Road Board | 1927-28 |
| Stewart | J. | Gnowangerup | Ford Truck | GN ● 107 | Gnowangerup Road Board | 1927-28 |
| Stewart | J. A. | 19 St.Leonard's Avenue, West Leederville | De Dion 14 H.P. | P 32 | Perth Municipality | 1916 |
| Stewart | J. A. | Harvey | B.S.A. 4½ H.P. Motorcycle | H ● 20 | Harvey Road Board | 1919 |
| Stewart | J. A. | Harvey | Chevrolet 19 H.P. | H ● 20 | Harvey Road Board | 1922-23 |
| Stewart | J. A. | Harvey | Chevrolet | H ● 20 | Harvey Road Board | 1923-24 |
| Stewart | J. A. | Harvey | Chevrolet | H ● 20 | Harvey Road Board | 1924-25 |
| Stewart | J. A. | Harvey | Chevrolet | H ● 20 | Harvey Road Board | 1925-26 |
| Stewart | J. A. | A.M.P. Buildings, Perth | Ford | 276 | Metro Private Car | 1926-27 |
| Stewart | J. A. | A.M.P. Buildings, Perth | Essex | 311 | Metro Private Car | 1927-28 |
| Stewart | J. A. | 113 Sixth Avenue, Maylands | Morris Cowley | 13695 | Metro Private Car | 1927-28 |
| Stewart | J. C. | Cottsloe | Sunbeam 12-16 H.P. | F 155 | Fremantle Municipal Council | 1917-18 |
| Stewart | J. M. | Forrest Street, Cottesloe | Austin | 7678 | Metro Private Car | 1925-26 |
| Stewart | J. R. | Gnowangerup | Ford Truck | GN ● 86 | Gnowangerup Road Board | 1927-28 |
| Stewart | J. W. | Mumballup | Chevrolet Truck | PE ● 129 | Preston Road Board | 1926-27 |
| Stewart | J. W. | Mumballup | Chevrolet Truck | PE ● 129 | Preston Road Board | 1927-28 |
| Stewart | James | Rathmines | Ford 19 H.P. | BB ● 6 | Bunbury Road Board | 1922-23 |
| Stewart | James | Rathmines | Overland | BB ● 6 | Bunbury Road Board | 1923 - 1924 |
| Stewart | James | Rathmines | Overland | BB ● 6 | Bunbury Road Board | 1924-25 |
| Stewart | James A. | Applecross | Studebaker | 1040 | Metro Private Car | 1927-28 |
| Stewart | James A. | Corrigin | Rugby | CR ● 210 | Corrigin Road Board | 1927-28 |
| Stewart | Jas A. | Perpetual Trustee Buildings Perth | Ford | 311 | Metro Private Car | 1926-27 |
| Stewart | Jas. A. | Emanuel Buildings | Ford | 311 | Metro Private Car | 1922-23 |
| Stewart | Jas. A. | Saint George's Terrace, Perth | Ford | 311 | Metro Private Car | 1923-24 |
| Stewart | Jno | Forrest Street, Cottesloe | Austin | 1077 | Metro Private Car | 1923-24 |
| Stewart | Jno. | Forrest Street, Cottesloe | B.S.A. | 1001 | Metro Private Car | 1923-24 |
| Stewart | Jno. | Forrest Street, Cottesloe | B.S.A | 1001 | Metro Private Car | 1924-25 |
| Stewart | Jno. | Forrest Street, Cottesloe | Austin | 1077 | Metro Private Car | 1924-25 |
| Stewart | Jno. | Forrest Street, Cottesloe | Austin | 1077 | Metro Private Car | 1925-26 |
| Stewart | John | Forrest Street | Ford 10 H.P. | PG 3 | Peppermint Grove Road Board | 1915 |
| Stewart | John | Forrest Street | B.S.A. 20 H.P. | PG 4 | Peppermint Grove Road Board | 1916 |
| Stewart | John | Forrest Street | Overland 26 H.P. | PG 7 | Peppermint Grove Road Board | 1916 |
| Stewart | John | Westonia | Premier 3½ H.P. Motorcycle | MT ● 1 | Westonia Road Board | 1919 |
| Stewart | John | 51 Leura Street, Nedlands | Ford | 4265 | Metro Private Car | 1927-28 |
| Stewart | L. | North Road, Bassendean | Rugby | 5875 | Metro Private Car | 1924-25 |
| Stewart | L. | North Road, Bassendean | Rugby | 5875 | Metro Private Car | 1925-26 |
| Stewart | L. | North Road, Bassendean | Rugby | 5875 | Metro Private Car | 1926-27 |
| Stewart | L. | North Road, Bassendean | Rugby | 5875 | Metro Private Car | 1927-28 |
| Stewart | L. M. | York | Ford | Y 25 | York Municipality | 1924-25 |
| Stewart | L. M. | York | Ford | Y 25 | York Municipality | 1925-26 |
| Stewart | L. M. | York | Ford | Y 25 | York Municipality | 1926-27 |
| Stewart | L. M. | York | Ford | Y 25 | York Municipality | 1927-28 |
| Stewart | L. N. | Wagin | Ford | W ● 126 | Wagin Road Board | 1925-26 |
| Stewart | L. N. | Bruce Rock | Overland | BK ● 316 | Bruce Rock Road Board | 1927-28 |
| Stewart | Lilly | 138 Forrest Street, Cottesloe | Vauxhall | 14687 | Metro Private Car | 1927-28 |
| Stewart | Miss N. | 8 Onslow Road, Subiaco | Studebaker | 11953 | Metro Private Car | 1927-28 |
| Stewart | Miss Nellie | The Avenue, Nedlands | Hupmobile | 1032 | Metro Private Car | 1924-25 |
| Stewart | Miss Nellie | The Avenue, Nedlands | Hupmobile | 1032 | Metro Private Car | 1925-26 |
